The CHA3218-99F from United Monolithic Semiconductors is a RF Amplifier with Frequency 2 to 18 GHz, Small Signal Gain 24 dB pk-pk, Noise Figure 2 dB, Output Power 15 dBm, Output Power 0.03 W. Tags: Low Noise Amplifier. More details for CHA3218-99F can be seen below.